Adjustable square



FIG. 1 is a front, top, right side isometric view of an adjustable square in accordance with the design;

FIG. 2 is a front elevation view of the adjustable square of FIG. 1;

FIG. 3 is a rear elevation view of the adjustable square of FIG. 1;

FIG. 4 is a right side elevation view of the adjustable square of FIG. 1;

FIG. 5 is a left side elevation view of the adjustable square of FIG. 1;

FIG. 6 is a top plan view of the adjustable square of FIG. 1; and,

FIG. 7 is a bottom plan view of the adjustable square of FIG. 1.

The broken lines shown in drawings are included for the purpose of illustrating portions of the adjustable square, and form no part of the claimed design.

The adjustable square is shown with a symbolic break in its length. The appearance of any portion of the article between the break lines forms no part of the claimed design. 

CLAIM The ornamental design for an adjustable square, as shown and described. 